On 23.06.22 10:55, Chris Ruehl wrote: > > > On 23/6/2022 4:44 pm, Chris Ruehl wrote: >> >> On 23/6/2022 4:28 pm, Oliver Neukum wrote: >>> if you absolutely want it to be driven from CDC-ACM, try this >>> new attached patch. >>> In your original patch you used NO_UNION_NORMAL. That will allow >>> a device to work without a union descriptor but with the normal >>> two interfaces. This devices has what in terms of ACM is a collapsed >>> interface without a union descriptor. >>> The driver provides for that but then it checks for the exact >>> number of required endpoints, which is three. Your device has >>> four endpoints. >>> The patch ignores a fourth endpoint. >> > Apply the patch , > still no /dev/ttyACM0 comes up. Hi, please send me dmesg. This should not happen. Regards Oliver
